<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
<style>
 /* body div div div p{
    background: red;
  }*/

 body>div>div>p{
   background: yellow;
 }
</style>
</head>
<body>
<p>p1</p>
<div><p>p2</p></div>
<div>
  <div>
    <p>p3</p>
  </div>
  <div>
   <div> <p>p4</p></div>
  </div>
</div>
</body>
</html>